Home / 19,209,774.90-26,509,489.38-10,389,226.14

Finding the Fourth Proportional to 19,209,774.90, 26,509,489.38 and 10,389,226.14

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Solution

The fourth proportional to 19,209,774.90, 26,509,489.38 and 10,389,226.14 is: 14,337,132.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,209,774.90 : 26,509,489.38 = 10,389,226.14 : x
  2. Step 2: Convert to fraction form
    19,209,774.90/26,509,489.38 = 10,389,226.14/x
  3. Step 3: Cross multiply
    19,209,774.90x = 26,509,489.38 × 10,389,226.14
  4. Step 4: Simplify right side
    19,209,774.90x = 275,413,080,024,748.41
  5. Step 5: Solve for x
    x = 275,413,080,024,748.41/19,209,774.90
  6. Step 6: Final answer
    x = 14,337,132.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.